NAICS Code 56221 — Waste Treatment and Disposal

NAICS Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It contains 4 direct sub-codes.

Code	56221
Title	Waste Treatment and Disposal
Level	NAICS Industry (5-digit)
Edition	NAICS 2022 edition

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in (1) operating waste treatment or disposal facilities (except sewer systems or sewage treatment facilities) or (2) the combined activity of collecting and/or hauling of waste materials within a local area and operating waste treatment or disposal facilities. Waste combustors or incinerators (including those that may produce byproducts, such as electricity), solid waste landfills, and compost dumps are included in this industry.

Where 56221 sits in the hierarchy

Level	Code	Title
Sector	56	Administrative and Support and Waste Management and Remediation Services
Subsector	562	Waste Management and Remediation Services
Industry Group	5622	Waste Treatment and Disposal
NAICS Industry	56221	Waste Treatment and Disposal

Codes under 56221

Code	Title
562211	Hazardous Waste Treatment and Disposal
562212	Solid Waste Landfill
562213	Solid Waste Combustors and Incinerators
562219	Other Nonhazardous Waste Treatment and Disposal

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.